A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6110-00-489-8810
NSN 6620-00-244-0125
NSN 5950-01-355-1595
NSN 5925-01-121-9398
NSN 6685-00-822-9465
NSN 5935-00-259-9865
NSN 6110-01-530-7382
NSN 5996-00-842-2023
NSN 5920-00-510-7656
NSN 5895-00-244-6750
NSN 5965-01-605-3878
NSN 6650-01-028-2820